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Wireless thermo-hygrometer CHILLY


  • Outdoor temperature and humidity via transmitter
  • Indoor temperature display
  • Max.-min. values
  • Frost symbol
  • Display of either indoor or outdoor values

Item number:




Product specification

Window open or closed? Heating on or off? Creating the ideal indoor climate it’s usually not easy. "CHILLY" wireless thermo-hygrometer from TFA is here to help.
Internal sensors measure indoor temperature and humidity.
The control of the indoor climate ensures a pleasant living environment and also prevents mould growth.
A separate wireless transmitter determines the outdoor temperature and humidity at the location. You can switch between indoor/ outdoor values at the push of a button.
The memory stores the highest and lowest values. A frost symbol appears on the display by impending lower temperatures.


  • Wireless transmission of outdoor temperature and humidity via transmitter
  • Display of either indoor or outdoor values
  • Max. and Min. values function
  • Frost symbol
  • Registered TFA design [*] [*]

TFA Quality mark:

  • Registered TFA Design Patent

Product information for download:

Technical data

Measuring range temperature outdoor–20…+70°C (-4…+158°F)
Delivery contentsBase station, thermo-hygro transmitter, instruction manual
Measuring range humidity20 … 90%
Maximum range100 m
Sender im Lieferumfang30.3198
Transmission frequency868 MHz
Measuring range temperature indoor-10…+50°C (+14…+122°F)
AssemblingTo be hung or freestanding
Power consumptionBatteries
Batteries2 x AAA 1.5 V (base station), 2 x 1.5 V (transmitter)
Batteries includedNo
Dimensions(L) 97 x (B) 19 (38) x (H) 111 mm
Weight112 g

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